Learn everything you need to know about Urushi in the Beginner’s Guide to Japanese Urushi. This invaluable guide to Urushi lacquer is the first instruction manual booklet of its kind written in the English language. For centuries this classic Japanese art form has been popular among lacquerware artisans, who have prized the natural qualities of Urushi sap for its ability to enhance, harden and protect items such as pottery, wood, bamboo and even paper.